The A1569K is a highly integrated solution that combines a Hall-effect switch with a linear, programmable current regulator, providing up to 150 mA to drive one or more LEDs.
Key Features
Linear LED drive current ≤150 mA set by an external reference resistor.
High sensitivity, omnipolar Hall-effect switch for LED on/off control.
Low component count for small size and ease of design.
Elegant fade-in/fade-out effects with adjustable duration
(optional).
Full PDF Text Transcription for A1569K (Reference)
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A1569K. For precise diagrams, and layout, please refer to the original PDF.
A1569K Automotive LED Driver with Integrated Hall-Effect Switch FEATURES AND BENEFITS • Linear LED drive current ≤150 mA set by an external reference resistor • High sens...
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rive current ≤150 mA set by an external reference resistor • High sensitivity, omnipolar Hall-effect switch for LED on/off control • Low component count for small size and ease of design • Elegant fade-in/fade-out effects with adjustable duration (optional) • Qualified per AEC-Q100 for automotive applications • Low dropout voltage and low supply current • Chopper-stabilized Hall switch □□Low switchpoint drift over temperature □□Insensitivity to physical stress • Input pin for external LED driver control • Slew-rate-limited LED output drive for current transient suppression • Ruggedness and reliability □□Integrated voltage